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For: Patterson MS, Shragge PC. Characteristics of an 18 MV photon beam from a Therac 20 Medical Linear Accelerator. Med Phys 1981;8:312-8. [PMID: 6798391 DOI: 10.1118/1.594833] [Citation(s) in RCA: 36] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/21/2023]  Open
Number Cited by Other Article(s)
1
Ashokkumar S, Nambiraj A, Sinha SN, Yadav G, Raman K, Bhushan M, Thiyagarajan R. Measurement and comparison of head scatter factor for 7 MV unflattened (FFF) and 6 MV flattened photon beam using indigenously designed columnar mini phantom. Rep Pract Oncol Radiother 2015;20:170-80. [PMID: 25949220 DOI: 10.1016/j.rpor.2015.02.001] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/19/2013] [Revised: 12/10/2014] [Accepted: 02/08/2015] [Indexed: 11/17/2022]  Open
2
Ashokkumar S, Nambi Raj NA, Sinha SN, Yadav G, Thiyagarajan R, Raman K, Mishra MB. Comparison of Head Scatter Factor for 6MV and 10MV flattened (FB) and Unflattened (FFF) Photon Beam using indigenously Designed Columnar Mini Phantom. J Med Phys 2014;39:184-91. [PMID: 25190997 PMCID: PMC4154186 DOI: 10.4103/0971-6203.139010] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/02/2013] [Revised: 04/23/2014] [Accepted: 04/23/2014] [Indexed: 11/12/2022]  Open
3
Appasamy M, Xavier SV, Kuppusamy T, Velayudham R. Study of head scatter factor in 4MV photon beam used in radiotherapy. Technol Cancer Res Treat 2013;12:207-16. [PMID: 23369151 DOI: 10.7785/tcrt.2012.500316] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]  Open
4
Prediction of back-scatter radiations to a beam monitor chamber of medical linear accelerators by use of the digitized target-current-pulse analysis method. Radiol Phys Technol 2012;6:142-50. [DOI: 10.1007/s12194-012-0180-3] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/06/2011] [Revised: 09/30/2012] [Accepted: 10/08/2012] [Indexed: 11/26/2022]
5
Zhu TC, Ahnesjö A, Lam KL, Li XA, Ma CMC, Palta JR, Sharpe MB, Thomadsen B, Tailor RC. Report of AAPM Therapy Physics Committee Task Group 74: In-air output ratio, Sc, for megavoltage photon beams. Med Phys 2009;36:5261-91. [PMID: 19994536 DOI: 10.1118/1.3227367] [Citation(s) in RCA: 68] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]  Open
6
Hinson WH, Kearns WT, deGuzman AF, Bourland JD. Photon spectral characteristics of dissimilar 6 MV linear accelerators. Med Phys 2008;35:1698-702. [PMID: 18561644 DOI: 10.1118/1.2900001] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]  Open
7
Bakshi AK, Chatterjee S, Kher RK. Response of CaSO4:Dy based TL dosemeter system to high-energy photon beams: theoretical simulation. RADIATION PROTECTION DOSIMETRY 2008;129:456-62. [PMID: 17848378 DOI: 10.1093/rpd/ncm369] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/17/2023]
8
Muralidhar KR, Murthy PN, Sresty NVNM, Dixit PK, Kumar R, Raju AK. Measurement of back-scattered radiation from micro multileaf collimator into the beam monitor chamber from a dual energy linear accelerator. J Med Phys 2007;32:65-7. [PMID: 21157537 PMCID: PMC3000533 DOI: 10.4103/0971-6203.33243] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/22/2006] [Accepted: 02/23/2007] [Indexed: 11/29/2022]  Open
9
Sanz DE, Alvarez GD, Nelli FE. Ecliptic method for the determination of backscatter into the beam monitor chambers in photon beams of medical accelerators. Phys Med Biol 2007;52:1647-58. [PMID: 17327654 DOI: 10.1088/0031-9155/52/6/007] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
10
Jursinic PA. Measurement of head scatter factors of linear accelerators with columnar miniphantoms. Med Phys 2006;33:1720-8. [PMID: 16872079 DOI: 10.1118/1.2201148] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]  Open
11
Ding GX. An investigation of accelerator head scatter and output factor in air. Med Phys 2004;31:2527-33. [PMID: 15487734 DOI: 10.1118/1.1784131] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]  Open
12
Ding GX. Using Monte Carlo simulations to commission photon beam output factors—a feasibility study. Phys Med Biol 2003;48:3865-74. [PMID: 14703163 DOI: 10.1088/0031-9155/48/23/005] [Citation(s) in RCA: 35] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/23/2023]
13
Verhaegen F, Seuntjens J. Monte Carlo modelling of external radiotherapy photon beams. Phys Med Biol 2003;48:R107-64. [PMID: 14653555 DOI: 10.1088/0031-9155/48/21/r01] [Citation(s) in RCA: 284] [Impact Index Per Article: 13.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/28/2023]
14
Yang Y, Xing L, Boyer AL, Song Y, Hu Y. A three-source model for the calculation of head scatter factors. Med Phys 2002;29:2024-33. [PMID: 12349923 DOI: 10.1118/1.1500767] [Citation(s) in RCA: 36] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]  Open
15
Zhu TC, Bjärngard BE, Xiao Y, Yang CJ. Modeling the output ratio in air for megavoltage photon beams. Med Phys 2001;28:925-37. [PMID: 11439489 DOI: 10.1118/1.1376639] [Citation(s) in RCA: 30] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]  Open
16
Verhaegen F, Symonds-Tayler R, Liu HH, Nahum AE. Backscatter towards the monitor ion chamber in high-energy photon and electron beams: charge integration versus Monte Carlo simulation. Phys Med Biol 2000;45:3159-70. [PMID: 11098896 DOI: 10.1088/0031-9155/45/11/304] [Citation(s) in RCA: 39] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/21/2023]
17
Kim S, Liu C, Chen C, Palta JR. Two-effective-source method for the calculation of in-air output at various source-to-detector distances in wedged fields. Med Phys 1999;26:949-55. [PMID: 10436896 DOI: 10.1118/1.598487] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]  Open
18
Shih R, Li XA, Chu JC, Hsu WL. Calculation of head scatter factors at isocenter or at center of field for any arbitrary jaw setting. Med Phys 1999;26:506-11. [PMID: 10227351 DOI: 10.1118/1.598549] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]  Open
19
McKenzie AL, Stevens PH. How is photon head scatter in a linear accelerator related to the concept of a virtual source? Phys Med Biol 1999. [DOI: 10.1088/0031-9155/38/8/016] [Citation(s) in RCA: 17] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
20
Kim S, Palta JR, Zhu TC. A generalized solution for the calculation of in-air output factors in irregular fields. Med Phys 1998;25:1692-701. [PMID: 9775375 DOI: 10.1118/1.598350] [Citation(s) in RCA: 27] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]  Open
21
Kim S, Palta JR, Zhu TC. The equivalent square concept for the head scatter factor based on scatter from flattening filter. Phys Med Biol 1998;43:1593-604. [PMID: 9651028 DOI: 10.1088/0031-9155/43/6/017] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/08/2023]
22
Lam KL, Muthuswamy MS, Ten Haken RK. Measurement of backscatter to the monitor chamber of medical accelerators using target charge. Med Phys 1998;25:334-8. [PMID: 9547500 DOI: 10.1118/1.598203] [Citation(s) in RCA: 33] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]  Open
23
Hounsell AR. Monitor chamber backscatter for intensity modulated radiation therapy using multileaf collimators. Phys Med Biol 1998;43:445-54. [PMID: 9547177 DOI: 10.1088/0031-9155/43/2/017] [Citation(s) in RCA: 23] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
24
Jursinic PA. Clinical implementation of a two-component x-ray source model for calculation of head-scatter factors. Med Phys 1997;24:2001-7. [PMID: 9434983 DOI: 10.1118/1.598113] [Citation(s) in RCA: 29] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/05/2023]  Open
25
Gosselin M, Evans MD, MacDonald B, Olivares-Pla M, Podgorsak EB. Equivalent square as a predictor of depth of dose maximum for megavoltage therapy beams. Med Dosim 1996;21:145-8. [PMID: 8899678 DOI: 10.1016/0958-3947(96)00080-5] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/02/2023]
26
Yu MK, Sloboda RS, Mansour F. Measurement of photon beam backscatter from collimators to the beam monitor chamber using target-current-pulse-counting and telescope techniques. Phys Med Biol 1996;41:1107-17. [PMID: 8822779 DOI: 10.1088/0031-9155/41/7/003] [Citation(s) in RCA: 33] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/02/2023]
27
Beauvais H, Bridier A, Dutreix A. Characteristics of contamination electrons in high energy photon beams. Radiother Oncol 1993;29:308-16. [PMID: 8127981 DOI: 10.1016/0167-8140(93)90149-3] [Citation(s) in RCA: 28] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/28/2023]
28
Szymczyk W, Goraczko A, Lesiak J. Prediction of Saturne II+ 10 MV and 23 MV photon beam output factors. Int J Radiat Oncol Biol Phys 1991;21:789-93. [PMID: 1869470 DOI: 10.1016/0360-3016(91)90699-5] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
29
van Gasteren JJ, Heukelom S, van Kleffens HJ, van der Laarse R, Venselaar JL, Westermann CF. The determination of phantom and collimator scatter components of the output of megavoltage photon beams: measurement of the collimator scatter part with a beam-coaxial narrow cylindrical phantom. Radiother Oncol 1991;20:250-7. [PMID: 1906190 DOI: 10.1016/0167-8140(91)90124-y] [Citation(s) in RCA: 99] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
30
LaRiviere PD. The quality of high-energy X-ray beams. Br J Radiol 1989;62:473-81. [PMID: 2496885 DOI: 10.1259/0007-1285-62-737-473] [Citation(s) in RCA: 25] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]  Open
31
Sandison GA, Huda W. Is the 'fictitious' virtual source a redundant concept for scanned therapeutic electron beams? Phys Med Biol 1989;34:369-78. [PMID: 2494679 DOI: 10.1088/0031-9155/34/3/008] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
32
McParland BJ. Methods of calculating the output factors of rectangular electron fields. Med Dosim 1989;14:17-21. [PMID: 2500944 DOI: 10.1016/0958-3947(89)90131-3] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
33
Palta JR, Ayyangar KM, Suntharalingam N. Dosimetric characteristics of a 6 MV photon beam from a linear accelerator with asymmetric collimator jaws. Int J Radiat Oncol Biol Phys 1988;14:383-7. [PMID: 3338959 DOI: 10.1016/0360-3016(88)90447-6] [Citation(s) in RCA: 20] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
34
Jani SK, Pennington EC, Wacha JE, Anderson KM. Effect of collimator setting on the output of rectangular fields from linear accelerators. Med Dosim 1988;13:73-5. [PMID: 3150811 DOI: 10.1016/0958-3947(88)90034-9] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/04/2023]
35
Coia L, Chu J, Larsen R, Myerson R. Spinal cord protection during radiation therapy. Int J Radiat Oncol Biol Phys 1986;12:1697-705. [PMID: 3093419 DOI: 10.1016/0360-3016(86)90299-3] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/04/2023]
36
Bridier A, Beauvais H, Dutreix A. On the use of a quality index to specify high energy photon beams. Radiother Oncol 1986;5:65-73. [PMID: 3952348 DOI: 10.1016/s0167-8140(86)80010-x] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
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